Mercedes CLA Reverse Camera Not Working: Causes and How to Fix

Mercedes CLA is a popular luxury sedan that comes equipped with a range of advanced features, including a reverse camera. The reverse camera is an essential safety feature that helps drivers navigate in reverse and avoid accidents. 

Start by checking for loose connections and inspecting the fuse. If that doesn’t work, you may need to clean or replace the camera lens, test the display monitor, or even seek professional assistance.

Our guide will help you troubleshoot and repair your reverse camera so you can get back on the road with confidence.

Causes of the Mercedes CLA Reverse Camera Problems

If you’re the owner of a Mercedes CLA and your reverse camera isn’t working, it can be frustrating and potentially dangerous.

What are the Causes of the Mercedes CLA Reverse Camera Not Working?

Providing helpful tips on how to troubleshoot and fix the problem.

Loose Connections 

One of the most common causes of a reverse camera malfunction in a Mercedes CLA is loose connections. Over time, the camera’s wiring can become loose or disconnected, causing the camera to stop working altogether. Checking for loose connections is one of the easiest and quickest things you can do to troubleshoot your camera.

Blown Fuse 

Another potential cause of a Mercedes CLA reverse camera not working is a blown fuse. Fuses are designed to protect electrical components from damage, and if the reverse camera fuse is blown, the camera will stop working.

Damaged Wiring 

If the wiring leading to the camera is damaged or frayed, this can also cause the camera to stop working. This type of damage can occur if the wires are pinched or if the camera has been exposed to extreme weather conditions.

Malfunctioning Control Module 

The control module is the component that communicates between the camera and the display monitor inside the car. If the control module is malfunctioning, the camera may stop working or display a distorted image.

Dirty Camera Lens 

A dirty camera lens can significantly impact the quality of the camera’s image. Dirt, debris, and moisture can accumulate on the lens over time, causing the camera to produce a blurry or unclear image.

Malfunctioning Display Monitor 

If the display monitor inside the car is not working correctly, this can also impact the performance of the reverse camera. A malfunctioning display monitor may show a distorted image or fail to show the camera’s image altogether.

How to Fix a Faulty Mercedes CLA Reverse Camera

Fixing a Mercedes CLA reverse camera that’s not working can be a straightforward process if you know what to look for. Here are the steps you can take to troubleshoot and fix the issue:

Check for Loose Connections 

Start by checking the connections leading to the camera. Look for any loose, frayed, or disconnected wires. If you find any, reconnect them or replace the damaged wires.

Inspect the Fuse 

Next, check the fuse responsible for the reverse camera. Use your owner’s manual to locate the fuse box and check the reverse camera’s fuse. If the fuse is blown, replace it with a new one of the same amperage.

Clean the Camera Lens 

If the camera’s image is blurry or unclear, it could be due to a dirty lens. Use a microfiber cloth or a lens cleaning solution to gently clean the lens, being careful not to scratch it.

Test the Display Monitor 

If the camera is functioning correctly, but you’re not seeing the image on the display monitor inside the car, check the monitor’s settings. Ensure that the display monitor is on and set to the correct input. If the monitor still isn’t working, it may malfunction and need to be replaced.

Replace the Camera 

If none of the above steps work, it may be necessary to replace the camera itself. This is a more complex process that may require professional assistance, particularly if the camera is built into the car’s body.

Tools and Equipment Required for Fixing a Mercedes CLA Reverse Camera Not Working

To fix a Mercedes CLA reverse camera not working, you may need some tools and equipment. Here’s a list of items you may need:

Screwdriver Set 

A set of screwdrivers will be necessary for removing any screws or bolts that secure the camera or the display monitor.


A multimeter is a handy tool that measures electrical current, voltage, and resistance. It can help you diagnose if there’s any electrical issue causing the reverse camera to malfunction.


Pliers can help you grip and manipulate wires or connectors, making it easier to remove and replace them.

Wire Cutters and Strippers 

Wire cutters and strippers are essential for removing or cutting wires and stripping their insulation.

Cleaning Supplies 

If the camera lens is dirty or smudged, you’ll need a microfiber cloth or lens cleaning solution to clean it effectively.

Replacement Parts  

If you’ve identified a damaged part that needs replacement, you’ll need to purchase the appropriate part beforehand. This may include fuses, wiring harnesses, connectors, or a new camera or display monitor.

Protective Equipment

Always wear protective gear such as gloves, safety goggles, and work boots while performing any maintenance work on your vehicle.

How much does fixing a Mercedes CLA reverse camera not working issue cost?

The cost of fixing a Mercedes CLA reverse camera not working issue can vary depending on the cause of the problem and the extent of the repair required.

How much does fixing a Mercedes CLA reverse camera not working issue cost?

Here are some factors that can affect the cost:

DIY vs. Professional Repair 

If you’re comfortable with DIY repairs, you may be able to fix the issue without any cost, other than the cost of any necessary replacement parts. However, if you’re not confident in your abilities, seeking professional assistance can be more expensive.

Replacement Parts 

If any components of the reverse camera need to be replaced, such as a damaged camera or a blown fuse, the cost of the parts will be added to the repair bill.

Labor Costs 

If you’re taking your car to a mechanic or dealership for repair, the labor cost will depend on the hourly rate of the mechanic and the amount of time it takes to complete the repair.

Warranty Coverage

If your Mercedes CLA is still under warranty, the cost of repair may be covered, depending on the terms of the warranty.

Final Words

A reverse camera is an essential safety feature that allows drivers to see behind their vehicles when backing up. If your Mercedes CLA reverse camera is not working, it can be frustrating and even dangerous. However, by following the steps outlined in this article, you can diagnose and fix the issue in most cases.

Finally, to avoid future issues with your Mercedes CLA reverse camera, ensure that it is regularly maintained, and keep the lens clean and free of debris. With proper care, your reverse camera can serve you well and provide the safety and convenience you need when driving in reverse.